Page 1 of 2 12 LastLast
Threads 1 to 20 of 21

Forum: Duramax 6600

Welcome to the Internet's first Duramax 6600 diesel discussion forum for the LB7, LLY, LBZ, LMM, LML, LGH & L5P RPO code engines. Tips on performance, fuel economy, troubleshooting and more.

  1. Sticky Thread Sticky: P0087 fuel rail pressure low limp under high loads

    Started by Mark Rinker, 08-14-2009 20:26
    12 Pages •
    1 2 3 ... 12
    1 Attachment(s)
    • Replies: 223
    • Views: 337,375
    richp
    03-18-2018, 04:55 Go to last post

  2. Sticky Thread Sticky: LBZ Fuel Mileage

    Started by Dannyboy, 03-10-2006 15:46
    9 Pages •
    1 2 3 ... 9
    • Replies: 168
    • Views: 199,502
    a5150nut
    12-30-2023, 15:22 Go to last post

  3. Poll Sticky Thread Sticky: Poll: 2004.5+ LLY Duramax Fuel Economy Poll

    Started by More Power, 12-31-2004 14:27
    6 Pages •
    1 2 3 ... 6
    • Replies: 117
    • Views: 137,915
    wmholden
    10-29-2018, 12:13 Go to last post

  4. Poll Sticky Thread Sticky: Poll: 2001-early 2004 LB7 Duramax Fuel Economy Poll

    Started by More Power, 12-31-2004 14:35
    6 Pages •
    1 2 3 ... 6
    • Replies: 113
    • Views: 209,631
    chessy56
    01-19-2016, 14:50 Go to last post

  5. Sticky Thread Sticky: High Miles contest!

    Started by More Power, 11-29-2005 07:23
    6 Pages •
    1 2 3 ... 6
    6 Attachment(s)
    • Replies: 107
    • Views: 135,244
    R2b
    02-29-2024, 13:38 Go to last post

  6. Arrow Sticky Thread Sticky: LMM Fuel Economy

    Started by More Power, 04-11-2007 22:20
    5 Pages •
    1 2 3 ... 5
    • Replies: 98
    • Views: 151,050
    prairiewind
    01-24-2013, 06:38 Go to last post

  7. Sticky Thread Sticky: Gasoline in my 6.6 Duramax

    Started by Javy, 06-01-2006 18:36
    2 Pages •
    1 2
    • Replies: 32
    • Views: 90,938
    DmaxMaverick
    05-21-2020, 11:15 Go to last post

  8. Sticky Thread Sticky: Additional fuel filtration / injector replacement poll

    Started by Mark Rinker, 08-16-2008 09:10
    2 Pages •
    1 2
    • Replies: 29
    • Views: 47,434
    EdHale
    10-04-2020, 03:07 Go to last post

  9. Sticky Thread Sticky: 2001 LB7 fuel system/limp mode problem SOLVED

    Started by maverick2, 04-09-2010 12:46
    • Replies: 18
    • Views: 76,057
    Kennedy
    10-23-2017, 07:57 Go to last post

  10. Arrow Sticky Thread Sticky: LML Fuel Economy

    Started by cowboywildbill, 04-29-2011 06:46
    • Replies: 18
    • Views: 53,562
    philstat
    07-13-2016, 07:27 Go to last post

  11. Sticky Thread Sticky: Dexcool vs. other coolants

    Started by TomJ01, 12-01-2010 16:01
    • Replies: 13
    • Views: 83,616
    More Power
    10-28-2020, 13:47 Go to last post

  12. Sticky Thread Sticky: New to Forum: How to tell type of Engine

    Started by bradjedis, 06-18-2007 10:41
    • Replies: 11
    • Views: 46,921
    Kennedy
    03-23-2010, 10:03 Go to last post

  13. Thumbs up Sticky Thread Sticky: D Max Express Fuel Mileage

    Started by wurk_truk, 04-28-2006 21:40
    • Replies: 10
    • Views: 49,710
    phill0072
    06-21-2008, 16:16 Go to last post

  14. Sticky Thread Sticky: DTC Codes-Definitions

    Started by MAV, 09-27-2003 06:24
    • Replies: 7
    • Views: 49,397
    DieselDavy
    09-07-2017, 16:45 Go to last post

  15. Thumbs up Sticky Thread Sticky: 2004 Duramax 6.6 Liter Diesel Engine Assembly Torque Specifications

    Started by RXTII, 12-27-2007 20:02
    • Replies: 5
    • Views: 33,037
    More Power
    06-03-2022, 09:59 Go to last post

  16. Sticky Thread Sticky: Postings in the 'Duramax 6600' forum

    Started by Mark Rinker, 08-03-2007 07:58
    • Replies: 0
    • Views: 15,968
    Mark Rinker
    08-03-2007, 07:58 Go to last post

  1. Wink Duramax Head Gasket Replacement

    Started by More Power, 05-31-2021 06:10
    7 Pages •
    1 2 3 ... 7
    duramax, head gasket replacement
    • Replies: 130
    • Views: 21,914
    More Power
    01-30-2024, 15:56 Go to last post

  2. Battery time for the 2001 DMax

    Started by Yukon6.2, 09-24-2022 09:23
    4 Attachment(s)
    • Replies: 19
    • Views: 5,094
    Yukon6.2
    12-14-2023, 09:44 Go to last post

  3. My cost to replace my 6.6

    Started by spongebob, 12-28-2023 13:33
    • Replies: 17
    • Views: 2,880
    More Power
    01-10-2024, 13:07 Go to last post

  4. Red face Head gasket replacement and beyond,,

    Started by spongebob, 12-25-2023 08:52
    • Replies: 15
    • Views: 1,784
    More Power
    02-13-2024, 13:53 Go to last post

  5. MPG with new 6.6?

    Started by DieselDavy, 12-09-2023 18:13
    • Replies: 8
    • Views: 2,329
    DieselDavy
    12-24-2023, 20:47 Go to last post

  6. LB7 Coolant in the Oil HELP!

    Started by dgalvin66, 12-30-2023 11:58
    • Replies: 7
    • Views: 1,783
    dgalvin66
    04-14-2024, 17:45 Go to last post

  7. heater hose going back on...

    Started by spongebob, 04-28-2024 06:39
    • Replies: 6
    • Views: 223
    spongebob
    04-29-2024, 08:34 Go to last post

  8. rebuilt or new injectors..

    Started by spongebob, 12-27-2023 11:57
    • Replies: 5
    • Views: 1,391
    More Power
    01-18-2024, 12:42 Go to last post

  9. I was sniveling about..

    Started by spongebob, 03-20-2024 15:14
    • Replies: 5
    • Views: 1,074
    spongebob
    03-22-2024, 11:06 Go to last post

  10. Someone tell me why

    Started by spongebob, 03-25-2024 12:04
    • Replies: 5
    • Views: 2,120
    More Power
    04-03-2024, 10:20 Go to last post

  11. Fuel injectors and pump horror stories….

    Started by spongebob, 01-05-2024 10:11
    • Replies: 4
    • Views: 1,091
    spongebob
    01-06-2024, 14:24 Go to last post

  12. Wow..after replacing my T-stats..

    Started by spongebob, 04-30-2024 13:45
    • Replies: 4
    • Views: 143
    spongebob
    Yesterday, 09:25 Go to last post

  13. Post Pros & Cons of Servicing/Owning the LB7, and a little history.

    Started by More Power, 10-03-2022 14:31
    duramax, head gasket, injectors, lb7, replacing
    • Replies: 3
    • Views: 1,624
    More Power
    08-28-2023, 10:44 Go to last post

  14. Oil Pressure issue?

    Started by steven h, 03-11-2024 17:25
    • Replies: 3
    • Views: 1,163
    DIESEL/VETTE
    03-12-2024, 21:17 Go to last post

  15. Lightbulb Protect Your Brand New Duramax

    Started by More Power, 06-19-2023 10:04
    corrosion, rust
    • Replies: 2
    • Views: 1,301
    More Power
    06-20-2023, 10:22 Go to last post

  16. L5P: Balance rate criteria changed?

    Started by chessy56, 08-17-2023 06:45
    • Replies: 2
    • Views: 1,262
    cabletech
    08-19-2023, 13:30 Go to last post

  17. Casper Wyoming area-help needed

    Started by Kennedy, 08-23-2023 11:11
    • Replies: 2
    • Views: 1,289
    Kennedy
    08-29-2023, 09:20 Go to last post

  18. How does this hose come off?

    Started by spongebob, 04-22-2024 12:02
    1 Attachment(s)
    • Replies: 2
    • Views: 290
    spongebob
    04-23-2024, 09:00 Go to last post

  19. can I pull the T-stats and run the engine?

    Started by spongebob, 01-09-2024 12:02
    • Replies: 1
    • Views: 684
    More Power
    01-18-2024, 12:19 Go to last post

  20. Peak orange anti-freeze

    Started by spongebob, 01-29-2024 08:57
    • Replies: 0
    • Views: 817
    spongebob
    01-29-2024, 08:57 Go to last post
Page 1 of 2 12 LastLast

Forum Information and Options

Moderators of this Forum

Thread Display Options

Use this control to limit the display of threads to those newer than the specified time frame.

Allows you to choose the data by which the thread list will be sorted.

Order threads in...

Note: when sorting by date, 'descending order' will show the newest results first.

Icon Legend

Contains unread posts
Contains unread posts
Contains no unread posts
Contains no unread posts
More than 15 replies or 150 views
Hot thread with unread posts
More than 15 replies or 150 views
Hot thread with no unread posts
Closed Thread
Thread is closed
Thread Contains a Message Written By You
You have posted in this thread

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •  

Forum Rules

Comodo SSL